Xanthorhoe iduata (Guenee, 1857)
A geometrid moth
NatureServe Global Rank: G4
Virginia State Rank: S1S3
VA DGIF Tier: None
Federal Legal Status: None
Virginia Legal Status: None
Description: This species is small/medium sized at about 22mm. It is mainly light gray with multiple darker gray scalloped lines that continue from the forewing to the hind wing. There is a darker brown patch along the leading edge of the forewing that often surrounds one or more lighter gray markings.
Similar species: Xanthorhoe algidata is similar but the dark patch generally bisects the entire forewing instead existing only near the leading edge, and the scalloped lines are much lighter.
North American Range: Across Canada, along the Great Lakes states and central Appalachia.
VA Observations by Locality: Smyth
Flight season and broods: May - July in northern parts of its range. Possibly two broods (May-June, Sep-Oct) further south.
Habitat and Food Plants: Currently undocumented.
Behavior and Ecology: Unknown
Population trend and potential threats: Unknown
Management practices: None yet
References: Moth Photographers Group at the Mississippi Entomological Museum at Mississippi State University. Web application at: http://mothphotographersgroup.msstate.edu/large_map.php?hodges=7371 Accessed: 06Nov2012, 04May2013
NatureServe. 2012. NatureServe Explorer: An online encyclopedia of life [web application]. Version 7.1. NatureServe, Arlington, Virginia. Available http://www.natureserve.org/explorer. (Accessed: October 1, 2012 ).